Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	PAPPA
Human P-Site:	Y146
P-Site Sequence:	GLYDKCSYISRDRGW
UniProt:	Q13219
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PAPPA	Q13219	Y146	GLYDKCSYISRDRGW	100 / 9 AA	181
Phosphosite 1:	PAPPA	Q13219	S145	TGLYDKCSYISRDRG	100 / 8 AA	181
Phosphosite 2:	CTCF	P49711	Y386	FQCSLCSYASRDTYK	85 / 7 AA	83
Phosphosite 3:	OOSP1	A8MZH6	Y100	LLKTKIRYISRDSTV	75 / 8 AA	14
Phosphosite 4:	ZNF492	Q9P255	Y48	EPPVVCSYFARDLWP	71 / 7 AA	66
Phosphosite 5:	MYH13	Q9UKX3	S953	NLEDKCSSLKRDIDD	66 / 9 AA	224
Phosphosite 6:	POPDC2	Q9HBU9	S210	LTAETSCSYISWPRK	83 / 6 AA	40
Phosphosite 7:	ARHGEF7	Q14155	S800	KSCCSYISHQN____	71 / 7 AA	90
Phosphosite 8:	SCRN3	Q0VDG4	Y56	GERLKCTYIEIDQVP	62 / 8 AA	49
Phosphosite 9:	POPDC2	Q9HBU9	S213	ETSCSYISWPRKSLH	83 / 6 AA	40
Phosphosite 10:	CRYAA	P02489	Y109	ERQDDHGYISREFHR	55 / 9 AA	20
Phosphosite 11:	FAM190A	Q9C0I3	S592	VDQEARCSHISRMPN	62 / 8 AA	100
Phosphosite 12:	HGK	O95819	Y132	LKEDWIAYISREILR	55 / 9 AA	142
Phosphosite 13:	POLQ	O75417	Y398	PCEAVSSYINRDSNV	71 / 7 AA	198
Phosphosite 14:	OSBP	P22059	Y618	LKFVPYSYFSRDVAR	71 / 7 AA	89
Phosphosite 15:	ZNF521	Q96K83	Y150	KLPFKCTYCSRLFKH	71 / 7 AA	148
Phosphosite 16:	ZNF423	Q2M1K9	Y170	KLPFKCTYCSRLFKH	71 / 7 AA	145
Phosphosite 17:	SLC45A1	Q9Y2W3	S387	PKYGSFISRDSSLTG	83 / 6 AA	85
Phosphosite 18:	NOS1AP	O75052	Y131	QDLKIFSYIARDGAS	83 / 6 AA	56
Phosphosite 19:	FAM190A	Q9C0I3	S595	EARCSHISRMPNSPS	83 / 6 AA	100
Phosphosite 20:	NTNG1	Q9Y2I2	Y375	GHSNRCSYIDLLNTV	66 / 6 AA	61